
html, body, div, span, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
abbr, address, cite, code,
del, dfn, em, img, ins, kbd, q, samp,
small, strong, var,
b, i,
dl, dt, dd, ol, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td,
article, aside, canvas, details, figcaption, figure,
footer, header, hgroup, menu, nav, section, summary,
time, mark, audio, video {
  margin:0;
  padding:0;
  border:0;
  outline:0;
  font-size:100%;
  vertical-align:baseline;
  -webkit-tap-highlight-color: rgba(0,0,0,0);
  font-family: "PingFang SC","Helvetica Neue","Hiragino Sans GB","stheiti","Microsoft Yahei","微软雅黑",tahoma,"sans-serif"
}
ul,ol
{
  list-style: none;
}
a
{
  text-decoration: none;
}
.clearfix::after
{
  display: block;
  content: '';
  overflow: hidden;
  height: 1%;
  clear: both;
}
.pull-left
{
  float: left;
}
.pull-right
{
  float: right;
}